Veltkamp, M. (2013). Free form structural design: Schemes, systems & prototypes of structures for irregular shaped buildings. IOS Press.
Chicago-tyylinen lähdeviittausVeltkamp, Martijn. Free Form Structural Design: Schemes, Systems & Prototypes of Structures for Irregular Shaped Buildings. IOS Press, 2013.
MLA-viiteVeltkamp, Martijn. Free Form Structural Design: Schemes, Systems & Prototypes of Structures for Irregular Shaped Buildings. IOS Press, 2013.
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